Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Hunsrik wo
Proto-Germanic *hwēr (inherited)
Proto-Germanic *hwar (mention)
Middle High German (inherited)
Middle High German wār (mention)
Proto-West Germanic *hwār (inherited)
Old High German wār (inherited)
Old High German hwār (mention)